Free Shipping On Many Items

The Telescope Authority
Since 1947

View Shopping Cart

Your Cart is Empty

Sky Watcher 0.77x Reducer/Flattener for Esprit 150ED Triplet - M48 Thread

SKU : SW-S20215

- Read
Add to Wishlist

52D158B8-B55E-4DF3-8064-D4A13DFFDDC4 Request stock alerts and we'll let you know when the item is back in stock

Got questions? Click for live chat

  • Provides a fully illuminated and corrected 36mm image circle suitable for sensor formats up to APS-C
  • This three-element focal reducer/flattener has a reduction factor of 0.77x. for imaging at f5.4
  • 55mm back focus for use with M48 Canon EOS or Nikon adaptor rings
  • Removing the adapter reveals an M71x1 internal thread with a maximum 75mm back focus for self-made adaptor solutions

Product Details

  • Optically matched for the Sky-Watcher Esprit-150 ED Triplet refractor telescope. Provides a fully illuminated and corrected 36mm image circle suitable for sensor formats up to APS-C. This three-element focal reducer/flattener has a reduction factor of 0.77x. for imaging at f5.4. 55mm back focus for use with M48 Canon EOS or Nikon adaptor rings. Includes a standard adaptor with M48 thread. Removing the adaptor reveals an M71x1 internal thread with a maximum of 75mm back focus for self-made adaptor solutions.

    Features & Specification

    • Three-element design
    • Fully Multi-Coated optics
    • 36mm Imaging Circle
    • 2-Inch filter compatible
    • 75mm back-focus or 55mm with the supplied adapt3r
    • M42x0.75 adapter (T2)
    • Green anodized aluminum screw-on end caps
    • Net weight 910g (with end caps)
  • specifications

    Free ShippingYes
  • included items

    • Sky Watcher 0.77x Reducer/Flattener
    • M48 standard adapter

Product Reviews